public void CanASpecificationDetermineNotSatisfied()
{
var testSubject = new StringTestSubject();
var spec = new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1));
Assert.IsFalse(spec.IsSatisfiedBy(testSubject));
}
public void CanAValidationRuleBeCreatedViaLambdaWithMessageLambda()
{
var testSubject = new StringTestSubject();
var rule = new ValidationRule <StringTestSubject>(x => !String.IsNullOrEmpty(x.TestString1), "Rule", x => String.Format("Entity of type {0} first name is null.", x.GetType().Name));
var valid = rule.Validate(testSubject);
Assert.AreEqual("Entity of type StringTestSubject first name is null.", rule.ErrorMessage);
}
public void CanSpecificationBeNOTedByOperator()
{
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var spec = !(new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1)));
Assert.IsFalse(spec.IsSatisfiedBy(testSubject));
}
public void CanASpecificationDetermineSatisfaction()
{
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var spec = new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1));
Assert.IsTrue(spec.IsSatisfiedBy(testSubject));
}
public void InvalidEntityValidatesBySpecificationAsInvalid()
{
var ruleSet = new StringTestSubjectRules();
ruleSet.AddRule(x => !String.IsNullOrEmpty(x.TestString1), "TestString1Required.");
var testSubject = new StringTestSubject();
var result = ruleSet.Validate(testSubject);
Assert.IsFalse(result.Valid);
}
public void ValidEntityValidatesBySpecificationAsValid()
{
var ruleSet = new StringTestSubjectRules();
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var result = ruleSet.Validate(testSubject);
Assert.IsTrue(result.Valid);
}
public void CanValidateEntitySpecifications()
{
var ruleSet = new StringTestSubjectRules();
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var result = ruleSet.Validate(testSubject);
Assert.IsNotNull(result);
}
public void ValidationResultContainsPointerToEntityThatFailedValidation()
{
var ruleSet = new StringTestSubjectRules();
ruleSet.AddRule(x => !String.IsNullOrEmpty(x.TestString1), "TestString1Required.");
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var result = ruleSet.Validate(testSubject);
Assert.AreEqual(testSubject, result.Entity);
}
public void ValidatedEntityReportsErrors()
{
var ruleSet = new StringTestSubjectRules();
ruleSet.AddRule(x => !String.IsNullOrEmpty(x.TestString2), "TestString2Required.");
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
ruleSet.Validate(testSubject);
Assert.AreEqual(1, testSubject.ValidationErrors.Count);
}
public void ValidatedEntityCanGetErrorsReported()
{
var ruleSet = new StringTestSubjectRules();
ruleSet.AddRule(x => !String.IsNullOrEmpty(x.TestString1), "TestString1Required.");
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
ruleSet.Validate(testSubject);
Assert.IsNotNull(testSubject.ValidationErrors);
}
public void CanSpecificationsBeANDedTogether()
{
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var spec = new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1)).And(
new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString2)));
Assert.IsFalse(spec.IsSatisfiedBy(testSubject));
testSubject.TestString2 = "Smith";
Assert.IsTrue(spec.IsSatisfiedBy(testSubject));
}
public void CanSpecificationBeORedByOperator()
{
var testSubject = new StringTestSubject();
var spec = new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1)) |
new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString2));
Assert.IsFalse(spec.IsSatisfiedBy(testSubject));
testSubject.TestString2 = "Smith";
Assert.IsTrue(spec.IsSatisfiedBy(testSubject));
testSubject.TestString1 = "Bob";
testSubject.TestString2 = null;
Assert.IsTrue(spec.IsSatisfiedBy(testSubject));
}
public void DoesInvalidationSetDefaultErrorMessage()
{
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var spec = new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1));
spec &= new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString2));
var rule = new ValidationRule <StringTestSubject>(spec, "FullNameRequired");
var result = rule.Validate(testSubject);
Assert.IsNotNullOrEmpty(rule.ErrorMessage);
}
public void CanAnEntityBeInvalidated()
{
var testSubject = new StringTestSubject {
TestString1 = "Bob"
};
var spec = new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString1));
spec &= new Specification <StringTestSubject>(p => !String.IsNullOrEmpty(p.TestString2));
var rule = new ValidationRule <StringTestSubject>(spec, "FullNameRequired");
var result = rule.Validate(testSubject);
Assert.IsFalse(result);
}
